CVE-2021-27017: Deserialization of untrusted data
Published Feb 7, 2025
·Updated
Utilization of a module presented a security risk by allowing the deserialization of untrusted/user supplied data. This is resolved in the Puppet Agent 7.4.0 release.
Affected Software
1 affected component
Puppet Puppet Agent<7.4.0
Event History
Feb 7, 2025
CVE Published
via MITRE·07:28 PM
Data Sourced
via MITRE·07:28 PM
DescriptionSeverity
Data Sourced
via NVD·08:15 PM
DescriptionSeverityWeakness
Frequently Asked Questions
1
What is the severity of CVE-2021-27017?
CVE-2021-27017 has been categorized as a medium severity vulnerability.
2
How do I fix CVE-2021-27017?
To fix CVE-2021-27017, upgrade to Puppet Agent version 7.4.0 or later.
3
What impact does CVE-2021-27017 have on Puppet Agent?
CVE-2021-27017 allows the deserialization of untrusted data, which can lead to security risks.
4
Which versions of Puppet Agent are affected by CVE-2021-27017?
Puppet Agent versions prior to 7.4.0 are affected by CVE-2021-27017.
5
Is CVE-2021-27017 exploitable?
Yes, CVE-2021-27017 is exploitable if untrusted data is deserialized in the Puppet Agent.